Job Title:  Specialist,  Network Specialist, Trellix Administrator

Job Location:  San Antonio, TX

Job Code: 19701

Job Schedule: M-F 7-3:30

L3Harris is currently searching for a Sr. Network Specialist, Trellix Administrator for our San Antonio, TX site.  The Senior Network Specialist   requires an active Top Secret Clearance with SCI eligibility. They will have a strong background in the management and maintenance of Trellix; will maintain security of the network using Trellix to maintain enterprise devices using the Linux and Microsoft operating systems. The Network Specialist will be responsible for the collaboration of planning, security and engineering of the Operation Centers’ servers and virtual environment infrastructure. Includes the implementation and design of hardware and software. Monitors the performance of systems and subnets. Familiar with standard concepts, practices, and procedures of managing servers and virtual environments. Ability to perform tasks under minimal supervision. A certain degree of creativity and latitude is required. Will report to the site manager and operations manager. Typically requires a bachelor's degree in area of specialty and 2-4 years of hands on work experience.

Essential Functions:

• Installing and configuring required Trellix products, including but not limited to Trellix Endpoint Security (ENS) Client, ENS Firewall, Threat Prevention, Access Protection on enterprise Microsoft and Linux endpoints; maintaining malware security compliance and troubleshooting/resolving issues remotely via the Trellix ePO console; support system administrators with resolving desktop or server problems and requests such as software installs
• Assist with the daily DAT file ingest/deployment cycle
• Ensure the ePO infrastructure functions properly with PKI-based authentication, corporate authorization services, firewalls, and SSL/TLS communications.
• Contribute to development and ongoing improvement of industry best practices and standards for maintaining malware enterprise technologies.
• Assist with installing, testing, and deploying hotfixes/patches for Trellix product releases to manage enterprise vulnerabilities.
• Assist with development of knowledge articles, documentation, and work instructions used by the server, desktop teams, Tier 1-3 engineers and remote/deployed equipment.
• Manage Trellix security on the following equipment: Workstations, subnets, and other enterprise devices
• Provide technical expertise and support for troubleshooting and resolving issues related to Splunk environments. 
• Continuously assess end user performance through thorough analysis to identify reasons for underperformance; collaborating with service owners to develop improvement strategies and plans.
• Monitor daily performance of systems and analyze root causes or system improvement opportunities
• Monitor/respond to System Events/Alerts/Logs (for incident response, troubleshooting, and archival)
• Monitor the system to ensure efficient utilization and allocation of network and computer resources and facilities to maintain satisfactory response to customers using the network.
• Must be able to observe and interpret computer and network system messages instantly and use independent decision-making skills to ensure commands are immediately addressed and that enterprise systems are restored quickly when hardware, software, or power failures occur.
• Perform preventative maintenance: Analyze and troubleshoot computer and enterprise system health and status to identify potential problems and develop solutions before outages occur, using diagnostic tools 

Required Qualifications:

• Bachelor’s Degree and minimum 4 years of prior relevant experience. Graduate Degree and a minimum of 2 years of prior related experience. In lieu of a degree, minimum of 8 years of prior related experience.
• Must have a Top Secret clearance with eligibility to SCI
• Sec+ required

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